Decatur, AL Weather Forecast
Local 7-day forecast
Mostly Sunny then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Decatur, AL in one place.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 99. West northwest wind 0 to 5 mph. Chance of precipitation is 50%.
Local Weather Overview
This forecast page for Decatur, AL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 12, 2026 6:51 AM CDT.
The active forecast window currently covers Jun 13 to Jun 18, 2026 for Decatur, AL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 13 to Jun 18, 2026
- Latest sync
- Jun 12, 2026 6:51 AM CDT
- Forecast office
- HUN
- Source
- NOAA / NWS
Daily Outlook
This Week in Decatur
Saturday looks like the warmest upcoming period in Decatur at 91 degrees F.
Monday Night is the coolest period ahead with temperatures near 63 degrees F.
The strongest winds are forecast for Wednesday Night at about 10 to 15 mph SSW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 12, 2026 6:51 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- HUN
- Radar station
- KHTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southwest wind 0 to 5 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1pm, then showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 80%.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
A chance of rain showers before 1pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Partly cloudy, with a low around 64.
A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 89.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Jun 13
|
Mostly Sunny then Chance Showers And Thunderstorms
|
91°F |
0 to 5 mph
WNW
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms
|
73°F |
0 to 5 mph
SW
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
89°F |
5 to 10 mph
W
|
|
Sunday Night
Jun 14
|
Showers And Thunderstorms
|
67°F |
5 mph
NNW
|
|
Monday
Jun 15
|
Chance Rain Showers
|
81°F |
5 mph
N
|
|
Monday Night
Jun 15
|
Chance Showers And Thunderstorms
|
63°F |
0 to 5 mph
N
|
|
Tuesday
Jun 16
|
Chance Rain Showers
|
82°F |
0 to 5 mph
N
|
|
Tuesday Night
Jun 16
|
Partly Cloudy
|
64°F |
0 mph
|
|
Wednesday
Jun 17
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
86°F |
0 to 10 mph
S
|
|
Wednesday Night
Jun 17
|
Chance Showers And Thunderstorms
|
71°F |
10 to 15 mph
SSW
|
|
Thursday
Jun 18
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
89°F |
10 to 15 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Decatur.
